Professor Calvin Higgs is found dead in his lab at the Biology Institute of Virginia University. Can you find out why he died? Who is responsible? Your detective skills, teamwork spirit, and imagination are needed to solve the crime. “Natural Causes” is a short case with a playtime of around 90 minutes. It provides a perfect opportunity for those who would like to try out the game for the first time as well as those who already played the base game and are looking for a case to introduce new players to the game and invite friends to the hobby. Note: The original Print and Play of this case was stand alone, the physical printing requires the base game.